This easy crossword puzzle helps kids in grades 3-5 learn about protein synthesis and DNA basics with common words and simple clues.
Human Circulatory System Crossword Puzzle for Adults is a medium crossword puzzle with 18 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.
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Human Circulatory System Crossword Puzzle for Adults
Challenge yourself with this medium-difficulty crossword focusing on the human circulatory system. Perfect for adults and general audiences interested in biology and anatomy.
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Across
- 1. Rhythmic throbbing caused by blood flow in arteries
- 2. Structure that prevents backflow of blood in heart or veins
- 3. Lower chamber of the heart that pumps blood out
- 5. Place on the body where heartbeat can be felt
- 6. Smallest blood vessel where gas exchange occurs
- 8. Largest artery in the body
- 10. Liquid component of blood that transports cells
- 13. Cells responsible for oxygen transport (two words combined)
- 15. Blood vessel carrying oxygen-rich blood from the heart
Down
- 4. Vessels that return blood to the heart
- 7. Force exerted by circulating blood on vessel walls
- 9. Protein in red blood cells that carries oxygen
- 11. Blood cell fragment involved in clotting
- 12. Type of arteries supplying the heart muscle
- 14. Term relating to the heart
- 16. Upper chamber of the heart receiving blood
- 17. Phase when the heart contracts to pump blood
- 18. Gas transported by blood to body tissues
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